458results about How to "Avoid manual handling" patented technology

The invention discloses a robot intelligent grabbing method based on virtual training. The method comprises: building a robot virtual operation platform, randomizing the robot virtual operation platform through a domain randomization algorithm, obtaining the state of a robot and information of the environment where the robot is located so as to be preprocessed to serve as input of robot operation;constructing a depth feature extraction network; constructing a deep reinforcement learning model based on the constructed deep feature extraction network; training the constructed deep reinforcementlearning model to obtain a trained deep reinforcement learning model; and inputting the robot joint angle state and the environment information in the real world into the trained deep reinforcement learning model, generating output of grabbing control, and counting and returning the ratio of the successful grabbing times to the total times as a result index. According to the method, the heavy problems of manual manufacturing and data cleaning of a traditional method are solved, manual processing of feature extraction and trajectory planning is avoided, and the scalability and generalization performance of robot grabbing are improved.

The invention discloses an installation system of steel arches of a tunneling machine. The installation system comprises a conveying device, a splicing device, a gripping device, a bracing-tensioningdevice, a tail closing and ring sealing mechanism and a control device. The conveying device is used for receiving the steel arches and conveying the steel arches to a preset transfer position. The splicing device is used for enabling the steel arches to be connected with each another end to end to form a C-shaped ring. The gripping device is used for gripping the steel arches from the conveying device and placing the steel arches on the splicing device. The bracing-tensioning device is used for gripping the C-shaped ring and conveying the C-shaped ring to a bracing-tensioning position and enabling the C-shaped ring to be braced and tensioned. The tail closing and ring sealing mechanism is used for sealing an opening of the C-shaped ring after being braced and tensioned. The control deviceis connected with the conveying device, the splicing device, the gripping device, the bracing-tensioning device and the tail closing and ring sealing mechanism. According to the installation system of the steel arches of the tunneling machine, support work such as automatic conveying, automatic gripping, automatic splicing, moving and bracing tensioning, opening sealing and ring closing of the steel arches through the control device are realized, the degree of mechanization is high, manual carrying and installation of the steel arches are avoided, the labor intensity is reduced, the efficiency is improved, and manual installation errors are avoided.

The invention discloses a plant cultivation method which includes the step: cultivating tissue culture seedlings acquired by tissue culture in an energy-saving greenhouse or energy-saving planting greenhouse. A tissue culture process includes the steps: collection of explants; cleaning; disinfection; inoculation of the explants; subculture; rooting culture; transplant. The energy-saving greenhouse or energy-saving planting greenhouse comprises a solar power system, a spray irrigation system and a lighting system. According to the method, horticultural facilities applied in plant cultivation process are uniformly improved and comprise the solar power system, the lighting system, the spray irrigation system, a cleaning and disinfection device, a culture medium filling device and the like, wherein the cleaning and disinfection device and the culture medium filling device are used for the tissue culture process, the whole plant cultivation process is more complete by the aid of a series of improvements and combinations, working efficiency is improved, and each improvement is quite important.

The invention relates to a water dispenser capable of automatically changing water and based on the Internet of things. The water dispenser comprises a base, a main body, a central control mechanism and a replacement mechanism; the replacement mechanism comprises a lifting assembly, an overturning assembly and a clamping assembly; the lifting assembly includes a control unit and a telescopic unit, the control unit comprises a first motor, a first drive shaft, a first gear and a mobile rod, the telescopic unit includes a mobile block, a fixed block, a telescopic frame and a sliding block, the overturning assembly includes a lifting plate, an overturning rod and a take-up unit, the take-up unit comprises a supporting rod, a second motor, a second drive shaft, a drive wheel and a connecting wire, the clamping assembly comprises a base plate, a drive unit and a clamping unit, the clamping unit comprises a strip-type gear and clamping plates. According to the water dispenser capable of automatically changing water and based on the Internet of things, through the replacement mechanism, a bucket can be fixed and lifted to be matched with the water dispenser, manual conveying is avoided in this way, the process is safer and more convenient to conduct, and thus the practicability of the water dispenser is largely improved.

The invention belongs to the technical field of brick making machine equipment, and particularly relates to a brick discharging system of an automatic production line of a brick making machine used for baking-free brick production. The brick discharging system of the automatic production line of the brick making machine comprises a conveyor rack, a loading rack and a conveying vehicle, wherein the conveyor rack is connected with a discharging part of the automatic production line of the brick making machine in a butted mode, the conveyor rack is used for sending materials to the feeding rack, the feeding rack is arranged in front of the conveyor rack and is used for lifting the conveying vehicle and matching with the conveyor rack to place the materials on the conveying vehicle layer by layer, the conveying vehicle is located below the feeding rack and is used for receiving materials fed by the feeding rack, and the conveying vehicle is driven manually to a baking-free brick maintenance place after material feeding. The brick discharging system of the automatic production line of the brick making machine can replaces an existing manual carrying mode, is high in automation degree, has no harm to products, and is high in safety.

The invention provides a production line of heat exchanger subassemblies of air conditioners. The production line of the heat exchanger subassemblies of the air conditioners comprises a punching machine garbage collection device, a high-speed fin punching machine, a tube expander, an expanded tube size detector, a differential chain plate line, an expansion baking and conveying mechanical arm, various follow-up working procedure facilities and a carrying tool plate, wherein the punching machine garbage collection device, the high-speed fin punching machine, the tube expander and the expanded tube size detector are sequentially distributed; the expanded tube size detector is arranged on the tube expander; the differential chain plate line is aligned to the high-speed fin punching machine; the head end of a line body of the differential chain plate line is adhered to the tail end of a line body of the tube expander; the expansion baking and conveying mechanism arm moves between the tube expander and the differential chain plate line; the various follow-up working procedure facilities are sequentially distributed from the head end of the line body of the differential speed chain plate line to the tail end of the line body of the differential speed chain plate line; and the carrying tool plate is arranged on the differential chain plate line and is used for clamping the heat exchanger subassemblies. The existing various working procedure facilities are connected to one another through the differential chain plate line, the heat exchanger subassemblies are conveyed on the differential chain plate line through the carrying tool plate so as to move among the various working procedure facilities, the circumstance that the heat exchanger subassemblies are carried manually is avoided owing to the differential chain plate line which is used for conveying the heat exchanger subassemblies, and the labor intensity of operators is reduced.

The invention discloses a high-speed rail logistics track type automatic induction platform automatic loading and unloading system. The system comprises a transfer rail, an in-car conveying device, acar door signal emitter and a rail loading and unloading car; the rail loading and unloading car comprises a loading and unloading car body, wheels, a lifting cylinder, an electric sliding rail, a roller bed conveying device and an inductor, the inductor is arranged on the side, close to a high-speed rail, of the loading and unloading car body, and used for receiving a position signal sent out ofthe car door signal emitter, the signal is transmitted to a controller, the controller controls the position of the loading and unloading car body on the transfer ail on the basis of the position signal through the wheels, through the stretching out and drawing back of the electric sliding rail, the horizontal interval between the roller bed conveying device and the car door can be controlled, through the lifting cylinder, the height of the roller bed conveying device is controlled, cargos can be transferred between the in-car conveying device and the roller bed conveying device, manual carrying is avoided, automatic running of the cargos in the loading and unloading process can be ensured, manpower cost is reduced, and work efficiency is improved.

The invention discloses a high-pressure disinfection and cleaning integrated machine. The high-pressure disinfection and cleaning integrated machine comprises an ozone generator, a conveying belt, a cleaning tank, high-pressure nozzles, a water tank body, a cleaning fluid storage tank, an ultrasonic generator and a filtering device, wherein the cleaning tank is arranged in the water tank body, an inlet and an outlet are arranged at two ends of the water tank body, and the conveying belt is arranged in the inlet and the outlet. With the adoption of the conveying belt, mutual collision and manual carrying of cleaning articles are avoided, the labor intensity is reduced, and the cleaning efficiency is increased; the high-pressure nozzles and the cleaning fluid storage tank are adopted for washing fruits and vegetables by the aid of water flow, the cleaning effect on the articles is improved, water recycling is realized, and energy is saved; by means of the ultrasonic generator, tiny bubbles are formed on the water surface and break instantly once meeting attachments, and the attachments on the surfaces of the articles fall off; the disinfection and sterilization functions are realized by the aid of the ozone generator, and the high-pressure disinfection and cleaning integrated machine is applicable to cleaning of the articles.

The invention relates to the technical field of solar energy automatic line logistics conveying, in particular to a lifter for different-height conveying of racks. The lifter comprises a frame, an electric cylinder vertically fixed in the frame and a conveying frame mounted on the electric cylinder. The conveying frame comprises a frame body and a conveying unit. The frame body comprises a top plate, a bottom plate, a vertical plate and standing columns, wherein the top plate and the bottom plate are connected through the vertical plate and the standing columns. The conveying unit is mounted at the bottom of the frame body and used for conveying the racks into the conveying frame and conveying the racks out of the conveying frame. The lifter has the advantages that the racks are conveyed to the conveying frame through the conveying unit, then the conveying frame is driven by the electric cylinder to move up and down in a stable way, when the conveying frame is conveyed to the target position, the conveying frame is conveyed by the conveying unit, stable rack conveying in, moving up and down, and conveying out are achieved, manual rack conveying is avoided, and work efficiency is increased.

The invention discloses an automatic welding machine for square pipes and gaskets. The welding machine comprises an operating table, a rotary worktable fixedly installed on the operating table, and anautomatic gasket feeding device, an automatic square pipe feeding device, a welding device and an automatic discharging device which are arranged around the rotary worktable sequentially. A welding assembly mechanism is arranged on the rotary worktable; the rotary worktable drives the welding assembly mechanism to circulate and operate among the automatic gasket feeding device, the automatic square pipe feeding device, the welding device and the automatic discharging device; and the welding assembly mechanism receives gaskets at the automatic gasket feeding device and square pipes at the automatic square pipe feeding device, and assembly of the gaskets and the square pipes is completed before movement to the welding device. According to the automatic welding machine, automatic feeding, automatic assembly and welding of the square pipes and the gaskets can be achieved, welded parts are conveyed to a discharging area, manual operation is not needed in the whole process, manpower input is reduced, the welding accuracy and the production safety are improved, the floor area is small, and the production cost is greatly reduced.

The invention discloses a continuous vacuum dip-painting production line. The continuous vacuum dip-painting production line comprises a crane device, a vacuum dip-coating system as well as a first conveying device, a preheating heat insulation device, a second conveying device, a cured cooling device and a third conveying device which are sequentially connected, wherein the preheating heat insulation device and the cured cooling device are arranged in parallel; the crane device is used for loading a stator on the first conveying device and unloading a stator of a hanging basket on the third conveying device; the vacuum dip-coating system is arranged on one side of the second conveying device and used for hoisting away the hanging basket on the second conveying device and putting the hanging basket subjected to dip-coating treatment back to the second conveying device.

The invention relates to a water flushing valve for a body cleaning device. The water flushing valve comprises a valve body and a valve core, wherein three water current passages which are not mutually communicated are formed in the valve core, the valve core is also connected with a handgrip switch, and the valve core and the handgrip switch can rotate synchronously; the water inlet ends of the three water current passages are successively arrayed in a straight line, and correspond to the position of a water inlet in the valve body; when the handgrip switch is rotated, the water inlet ends of the three water current passages are respectively and successively targeted and communicated with the water inlet in the valve body, the water outlet ends of the three water current passages can be respectively and successively targeted and communicated with three water outlets in the valve body, and the three water outlets in the valve body are respectively and successively connected to a water tank, a front spray head and a bottom water spray pipe of a stool seat body. The water flushing valve disclosed by the invention is applied to the body cleaning device, and by turning a handle through hand operation, the functions of removing cold water in a connecting pipeline between a water heater and the water inlet and flushing an external genitalia and buttocks sequentially can be realized.

The invention discloses a grinding and polishing device. The device comprises a fixing base, wherein a support is fixedly connected to one side of the top of the fixing base, a driving motor is fixedly connected to the bottom of the support, a telescopic rod is fixedly connected to a driving shaft of the driving motor, a control panel is fixedly connected to the end, away from the driving motor, of the telescopic rod, a supporting rod is fixedly connected to the side face of the control panel, a sliding hole is formed in the top of the end, away from the control panel, of the supporting rod, asliding way is formed in the inner wall of the sliding hole, sliding grooves are formed in the two sides of the inner wall of the sliding way, and double-head slide wheels are slidably connected to the inner walls of the sliding grooves, one sides of the bottoms of the double-head slide wheels penetrate through the sliding grooves and extends into the sliding way, and the parts, located in the sliding way, of the double-head slide wheels are fixedly connected with toothed chains. The grinding and polishing device relates to the technical field of machining. The grinding and polishing device is high in polishing efficiency and safe and reliable to use, abrasive paper is firm in installation, not prone to falling off, high in utilization rate and is saved.

The invention relates to a special vibration roller for the construction of pervious concrete road surface, which includes a frame and rolling wheels arranged at the lower part of the frame; the rolling wheel is hollow and cylindrical in shape and includes a forward rolling wheel and a backward rolling wheel which are parallel to each other. Each side of the two rolling wheels is respectively provided with a water inlet used for filling the counterweight water and is communicated with an internal cavity thereof. The shafts of the two rolling wheels are connected with an electric motor arranged on the frame; and also a vibrator is fixedly arranged on the frame. The vibration roller has the functions of vibration, rolling, automatic movement and regulation with counterweight, thus satisfying the strength requirement of the pervious concrete and guaranteeing a certain pore space of the road surface so as to meet the requirement of water permeability. The vibration roller can vibrate and roll continuously and simultaneously, and can lead the pervious concrete to be compact and the road surface to be flat and level simultaneously. The overall weight of the rolling wheel can be changed by filling water through the water inlet on the side of the rolling wheel, thus realizing the construction of the vibration rolling forming on the pervious concrete with different thicknesses.

The invention relates to the technical field of photovoltaic module test, in particular to a standard component storage device and a photovoltaic module testing system with the same. The standard component storage device comprises a storage cabinet and a lifting device; a plurality of standard component transmission devices are arranged in the storage cabinet along the up-and-down direction in a layered mode; one side of a cabinet body of the storage cabinet is provided with a standard component inlet and outlet opening and a sealing device for sealing the standard component inlet and outlet opening; and the storage cabinet is arranged on the lifting device. One side of the standard component storage device is connected to a component testing instrument by a pipeline and the other side of the standard component storage device is connected with a component manufacturing system by a pipeline to form the photovoltaic module testing system. The standard component storage device and the photovoltaic module testing system with the same have the advantages that standard components are stored in the storage cabinets in a mode of keeping out of the sun, so that the standard components are prevented from being irradiated by the natural light to cause the attenuation; and meanwhile, the standard components are subjected to mechanical transmission and system management, so that the standard components are effectively avoided being manually moved or used by mistake and the service life of the standard components is prolonged to the greatest extent.

The invention discloses a reaction cavity. The reaction cavity comprises a cavity body, a pedestal, and a compaction member, wherein the pedestal is movably arranged in the cavity body between a first position and a second position below the first position along a vertical direction, the top portion of the pedestal is adapted to bearing a wafer, a gas intake and supply passage which penetrates the pedestal along the vertical direction is formed in the pedestal so as to supply process gases to the surface of the pedestal, the compaction member is provided with an inner hole, and the compaction member is arranged in such a mode that when the pedestal moves to the first position, the inner circumference of the compaction member compacts the outer edge of the wafer. According to the reaction cavity provided by the embodiments of the invention, the temperature of the wafer can be simply, rapidly and accurately controlled, the process effect of the wafer is improved, the structure of the reaction cavity is simple, and the use is convenient. The invention further discloses a plasma device provided with the reaction cavity.

The invention provides a composite building insulation board forming-processing production line, which comprises a hoisting mechanism, a bonding mechanism and an executing mechanism. An executing mechanism is installed on the left side of the upper end of the bonding mechanism, the hoisting mechanism is arranged at the right side direction of the executing mechanism, and the hoisting mechanism isinstalled on the bonding mechanism and is located right above the bonding mechanism and the executing mechanism. The waterproof performance and the thermal insulation effect of an insulation board areimproved; generally, a set of isolation plates is adhered on the inner side and the outer side of the insulation board; and the use requirement quality is met. In the prior art, a special bonding agent is painted manually; then isolation plates are lifted to the insulation board by a lifting facility and then are attached, turned over, and attached again, in this way, the tidiness of attached opposite edges cannot be guaranteed, the isolation plates need to be turned over and attached again by an independent lifting facility, the whole working process is tedious, the efficiency is low, and the economic cost is increased.

The invention relates to the field of decoration construction, in particular to a kerb laying vehicle. The kerb laying vehicle comprises a vehicle assembly, a cantilever crane, a laying device, a control device, an alignment bracket, an original point placement board and kerbs. The kerb carrying step can be omitted to save time; besides, manual work is greatly reduced to save time and labor.

The invention discloses a mechanical part transportation transfer tank with a vibration cushioning function. The mechanical part transportation transfer tank comprises a bottom plate, a floating plateand a tank body, wherein rollers are arranged on the two sides under the bottom plate; a guide rod is arranged in the middle of the lower part of the floating plate; a spring is mounted under the guide rod; a storage platform is mounted at the lower part in the tank body; placing holes are formed in the upper part of the storage platform; a top cover is mounted on the tank body; a threaded rod ismounted in the middle of the top cover; a rotary disc is arranged at an upper port of the threaded rod; a connecting pin is arranged under the threaded rod; and a pressing plate is arranged above thestorage platform. According to the mechanical part transportation transfer tank with the vibration cushioning function, a plurality of buffer structures are arranged, mechanical parts are buffered during transportation of the mechanical parts, the mechanical parts are prevented from being easily damaged, besides, the mechanical parts inside can be effectively prevented from colliding with one another, and damage possibility of the mechanical parts is reduced.

The invention relates to a protective fence for building construction. The protective fence comprises fixed vertical rods and a thread rod. The bottom ends of the fixed vertical rods are fixedly welded to a supporting base, and connecting rods are arranged between the fixed vertical rods. Light-reflecting plates are mounted on the connecting rods, and a protective net and mounting plates are fixedly arranged between the connecting rods. Rotating rollers are arranged inside the supporting base, and sliding columns are arranged on the inner wall of the supporting base. Racks are arranged on the surfaces of the rotating rollers. An adjusting hand wheel is welded to one end of the thread rod. Sliding grooves are formed in the surface of the top end of a fixed block, and a brake plate is arranged at the bottom end of the fixed block. The sliding grooves and the sliding columns are engaged. Rotating handles are arranged on sitting plates, and the sitting plates are connected with rotating seats through elasticity springs. The protective fence for building construction is provided with the rotating rollers and can be pushed to a designated site through the rotating rollers when used, manual carrying is not needed, using is convenient, and time and labor are saved.

The invention relates to a glass polishing device which comprises a first clamping seat and a second clamping seat, wherein the first clamping seat is in drawing connection with the second clamping seat, an adjusting rod is arranged between the first clamping seat and the second clamping seat, a first moving wheel and a second moving wheel are respectively arranged on the vertical sections of the first clamping seat and the second clamping seat, the first moving wheel and the second moving wheel are respectively connected with a first clamping rack and a second clamping rack, a plurality of fixed suckers are respectively arranged on the lateral walls of the first clamping rack and the second clamping rack, edge polishing motors are arranged at the upper sides of the first clamping rack and the second clamping rack, and the end parts of the edge polishing motors are connected with a friction wheel. The glass polishing device can avoid manpower carrying, improve the working efficiency, reduce potential safety hazards, and improve the machining precision of tempered glass.

The invention provides a special tool for disassembling a scraped automobile hub tire. The special tool comprises a rack, a dismounting station, a tire dismounting station and a clamping mechanism, wherein a supporting frame in the dismounting station is mounted on the rack through a stand column; the clamping mechanism is arranged in the supporting frame; a friction wheel fixedly sleeves the endsurface of the supporting frame; a friction plate is mounted on the rack through a bolt; a limiting gear is fixedly arranged at the end of the supporting frame in a sleeving mode, a clamping block ismovably installed in an installation groove of the stand column, the end of the clamping block makes contact with gear teeth of the limiting gear, a baffle is installed on the rack through a bolt, a tire rubbing and removing station comprises a rotating air cylinder and a rotating disc, the rotating disc is installed on the rack through the rotating air cylinder, and the clamping mechanism is alsoarranged on the rotating disc. A linear driving mechanism drives the stand column to move, the baffle makes contact with the clamping block while the friction plate makes contact with the friction wheel, the clamping block is disengaged from the limiting gear, at the moment, the supporting frame turns over by 270 degrees, and then the tire is turned over and transferred to the tire removing station.

The invention discloses a universal vector photographing and video recording support and relates to a photographing and video recording support. The universal vector photographing and video recording support comprises a shooting supporting device, a lower mechanical arm, an upper mechanical arm and a pan-tilt tray. A connecting seat A is connected to the top of the shooting supporting device. A connecting seat C is connected to the bottom of the pan-tilt tray. The upper mechanical arm and the lower mechanical arm are respectively composed of two parallel pipe arms. The two ends of the pipe arms of the lower mechanical arm are hinged to the connecting seat A and a connecting seat B respectively to form a parallel four-bar mechanism. The two ends of the pipe arms of the upper mechanical arm are hinged to the connecting seat B and the connecting seat C respectively to form a parallel four-bar mechanism. A tensile spring is connected between the connecting seat A and the middle position of the pipe arms of the lower mechanical arm. A tensile spring is connected between the connecting seat B and the middle position of the pipe arms of the upper mechanical arm. The tensile force of each tensile spring ranges from 5 KG to 20 KG. The pan-tilt tray and a view finder carrying table are further connected to the top of the shooting supporting device. According to the universal vector photographing and video recording support, a camera can be moved quickly at will, angle change is flexible, the pointing direction of a lens is not changed after the camera is moved, the camera can be used at two positions at the same time, and the application range of the universal vector photographing and video recording support is wide.

A full-automatic efficient cutting machine for a bus bar is characterized in that the full-automatic efficient cutting machine comprises a square cutting machine shell; a controller support is arranged on the top of the cutting machine shell; one end of the controller support is fixed to the top of the cutting machine shell, and a controller is fixed to the bottom of the other end of the controller support and is a PLC; and an operation room is arranged on the upper portion of the cutting machine shell, and a discharging assembly, a deburring mechanism, a straightening mechanism, a compressionfeeding mechanism, a cutting mechanism and a traction mechanism are sequentially arranged on a bottom plate of the operation room from left to right. Using of manual work is avoided, labor force is liberated, the time and labor are saved in operation, and the requirement of enterprises for large-scale mechanical production is met conveniently.

The invention relates to an automatic tire transfer system, and relates to the technical field of tire batch transferring. The automatic tire transfer system comprises a goods feeding track, a longitudinal track, cross tracks, a portal frame, a cross beam, a longitudinal drive piece, a first slide plate, a cross drive piece, a mechanical clamp arm, a vertical drive piece and a transfer assembly, wherein the goods feeding track, the longitudinal track and the cross tracks are provided with carrier rollers which are driven by electric power to rotate; the transfer assembly is arranged on the longitudinal track and the transfer assembly is used for transferring tires on the longitudinal track to the cross tracks; a placing area is arranged beside the goods feeding track; the portal frame is arranged above the goods feeding track and the placing area in a spanning manner; the cross beam is longitudinally and slidably assembled on the top of the portal frame; the longitudinal drive piece drives the cross beam to longitudinally slide in a reciprocating manner; the first slide plate is transversely and slidably assembled on the cross beam; the cross drive piece drives the first slide plate to transversely slide in a reciprocating manner; the mechanical clamp arm is vertically and slidably arranged on the first slide plate; and the vertical drive piece drives the mechanical clamp arm to slide vertically in a reciprocating manner. The automatic tire transfer system has the advantages that the structure is stable and firm, and the efficiency of transferring the tires is high.

The invention discloses an insulation paper mechanism of an automatic winding device of a transformer. One end of insulation paper is wound on a paper winding assembly, the other end of the insulationpaper penetrates through an insulation paper conveying assembly, the insulation paper conveying assembly comprises two transmission rollers capable of rotating, one end of the insulation paper penetrates through the space between the two transmission rollers and is in transmission connection with the two transmission rollers, the insulation paper winding assembly comprises a paper pressing platecapable of vertically ascending and descending and a gluing spray head capable of applying glue, a carrying assembly comprises two supporting bases, two sliding ways and two jacking bases, the slidingways swing on the supporting bases respectively, the jacking bases respectively control the swing directions of the sliding ways, and the two sliding ways convey paper winding assemblies, and automatic winding of insulation paper can be achieved through the insulation paper winding assembly, so that troubles caused by manual winding are avoided, the winding efficiency is greatly improved, and thus the production cost of the transformer is reduced.

The invention relates to a new energy vehicle with pit-trap prevention and carriage space adjustment functions. The new energy vehicle comprises a vehicle body, a seat, a center console, a pit climbing mechanism and an adjusting mechanism. The pit climbing mechanism comprises a reciprocating assembly and a supporting assembly; the supporting assembly comprises a moving block, a moving unit and twosupporting units; the adjusting mechanism comprises an extending-retracting assembly and a lifting assembly; and the extending-retracting assembly comprises an electromagnet, a permanent magnet, an extending-retracting frame and a displacement plate. In the new energy vehicle with the pit-trap prevention and carriage space adjustment functions, automatic pit-separating resetting of the transportvehicle is achieved through the pit climbing mechanism, manpower carrying is avoided, convenience and rapidness are achieved, the time is saved, and accordingly the working efficiency of the transportvehicle is improved; through the adjusting mechanism, the fastening and limiting effects on irregular goods can be achieved, and the volume of a carriage is further increased so that the placing positions of the goods can be better optimized under the non-overloading situation, and loading and unloading are facilitated; and in this way, the practicability and the reliability of the new energy transport vehicle are improved greatly.

The invention relates to the technical field of fire fighting equipment, and discloses a movable fire fighting equipment device. The movable fire fighting equipment device comprises a bottom plate, rolling wheels are fixedly connected to the bottom of the bottom plate, and a containing box and a fixing base are fixedly connected to the top of the bottom plate; containing brackets are fixedly connected to the interior of the containing box, and fire extinguishers are movably connected to the interiors of the containing brackets; and fixing blocks and locking blocks are fixedly connected to theinteriors of the containing box, hinging bases are fixedly connected to the front faces of the fixing blocks, locking rods are movably connected to the interiors of the hinging bases, and limiting blocks are fixedly connected to the corresponding ends of the locking rods. According to the movable fire fighting equipment device, the bottom plate, the containing box and a water tank are arranged, the fire extinguishing timeliness can be effectively enhanced, the fire fighting equipment can quickly arrive at a fire scene through a pushing rod and the rolling wheels, therefore, not only can manualcarrying of the fire fighting equipment be avoided, but also the fire rescue time can be greatly shortened, and the fire fighting equipment can be better used.

The invention relates to a rack, a loading device and a system for automatically taking and placing workpieces. The loading device comprises a rack vehicle (1) and a positioning mechanism (2), wherein the rack vehicle (1) comprises a bottom framework (11), a wheel group arranged on the lower part of the bottom framework as well as workpiece supporting parts (13) and workpiece limiting parts (14), which are arranged on the upper part of the bottom framework (11); and the positioning mechanism (2) comprises an X-direction positioning part (21) used for limiting the transverse position of the rack vehicle (1), a Y-direction positioning part (22) used for limiting the longitudinal position of the rack vehicle (1) and a Z-direction positioning part (23) used for limiting the height position of the rack vehicle (1). With the adoption of the technical scheme, the loading device provided by the invention saves time and labor, and reliably completes positioning of to-be-loaded workpieces.